// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Author: wsfuyibing <682805@qq.com>
// Date: 2024-12-10

package filter

import "regexp"

var (
	regexMatchField        = regexp.MustCompile(`(?i)^([.|#]*)([._a-z0-9]+)\s*([!<>=]+|IN|NOTIN|NOT\s+IN)\s*(.+)$`)
	regexMatchBracket      = regexp.MustCompile(`^\((.*)\)$`)
	regexMatchBracketLeft  = regexp.MustCompile(`\(`)
	regexMatchBracketRight = regexp.MustCompile(`\)`)
	regexMatchLogicAnd     = regexp.MustCompile(`\s+(AND|$+)\s+`)
	regexMatchLogicOr      = regexp.MustCompile(`\s+(OR|\|+)\s+`)
)

const (
	afterReplacedBracketLeft  = " ("
	afterReplacedBracketRight = ") "
)
